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WATCH: US Open not possible without Roger Federer, as Swiss Maestro makes a surprise appearance » FirstSportz
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Leonie Kung from Switzerland in action during the TK Sparta Prague Open 2020, tennis tournament of the WTA, as a substitute for the canceled qualifica Stock Photo - Alamy
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Viktorija Golubic Switzerland returns shot Vera Lapko Editorial Stock Photo - Stock Image | Shutterstock
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